Get ready to fight your way to the top of the Sudoku ranks! Each book in this Martial Arts Sudoku series will contain 300 puzzles, with a different blend of Sudoku variants depending on the difficulty level.
Green Belt Sudoku Variants will include puzzle types featured in the White Belt at a slightly harder level, as well as some additional variants..
Get ready to fight your way to the top of the Sudoku ranks! Each book in this Martial Arts Sudoku series will contain 300 puzzles, with a different blend of Sudoku variants depending on the difficulty level